the environment of these two candidates come together after really negative attacks, these two candidates not have much of a personal history. they have met less than five times in history. -- in person. this summer has been, as everyone knows, i am sure, a lot of at going after personal attributes. ronnie's well, his career at bain capital, and on the flip side, the obama campaign has been upset about romney not shushing supporters to question whether barack obama was born in the united states. recently, this debate over the attack in libya. romney came out and suggested that obama was sympathetic with those who attacked the embassy there. so there is all this bitterness. they're coming in with it. both men have been coached to not let that come through. mitt romney specifically, rob portman has been told to push his buttons and teach romney how not to be testy and attack obama tonight. he wants to come off as likable. >> when did you arrive in denver? how heavy spent the day today? what have you seen? >> i arrived monday. the first thing i did was go to a rally here in denver with mitt